Analysis
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max time kernel
152s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 18:41
Static task
static1
Behavioral task
behavioral1
Sample
Request For Quotation (4).exe
Resource
win7-20220414-en
General
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Target
Request For Quotation (4).exe
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Size
1.4MB
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MD5
cdf75b71d20bc563ce585a571926d704
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SHA1
3d2fdb7c51d722f0f1cdb2689e729a18a3e84c35
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SHA256
64bdaa17011415cb9a460a276b7cdc5824d69cb279d14691f313a71c24abbfd7
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SHA512
d9be32f6ef6bcff66b307c24ac590e83eddcfa6376f5d384e8366b98aed64c9667489dbf32d0e0723bd6a60ef8eec49933e26c2f5f0d5dfdc70f2b5c996bbb84
Malware Config
Extracted
nanocore
1.2.2.0
91.193.75.46:1985
127.0.0.1:1985
8bde6b73-d046-43fc-8deb-fc5ce8cb57c7
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2019-12-17T13:54:31.653530336Z
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bypass_user_account_control
false
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bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
1985
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default_group
ABAMOTORS
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
8bde6b73-d046-43fc-8deb-fc5ce8cb57c7
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
91.193.75.46
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
false
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Drops startup file 1 IoCs
Processes:
Request For Quotation (4).exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bootcfg.url Request For Quotation (4).exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Request For Quotation (4).exedescription pid process target process PID 1440 set thread context of 2744 1440 Request For Quotation (4).exe MSBuild.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 31 IoCs
Processes:
MSBuild.exeRequest For Quotation (4).exepid process 2744 MSBuild.exe 2744 MSBuild.exe 2744 MSBuild.exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
MSBuild.exepid process 2744 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 2744 MSBuild.exe Token: SeDebugPrivilege 2744 MSBuild.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
Request For Quotation (4).exepid process 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
Request For Quotation (4).exepid process 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe 1440 Request For Quotation (4).exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Request For Quotation (4).exeMSBuild.exedescription pid process target process PID 1440 wrote to memory of 2744 1440 Request For Quotation (4).exe MSBuild.exe PID 1440 wrote to memory of 2744 1440 Request For Quotation (4).exe MSBuild.exe PID 1440 wrote to memory of 2744 1440 Request For Quotation (4).exe MSBuild.exe PID 1440 wrote to memory of 2744 1440 Request For Quotation (4).exe MSBuild.exe PID 1440 wrote to memory of 2744 1440 Request For Quotation (4).exe MSBuild.exe PID 2744 wrote to memory of 3660 2744 MSBuild.exe schtasks.exe PID 2744 wrote to memory of 3660 2744 MSBuild.exe schtasks.exe PID 2744 wrote to memory of 3660 2744 MSBuild.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Request For Quotation (4).exe"C:\Users\Admin\AppData\Local\Temp\Request For Quotation (4).exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE5A2.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpE5A2.tmpFilesize
1KB
MD5ae766004c0d8792953bafffe8f6a2e3b
SHA114b12f27543a401e2fe0af8052e116cab0032426
SHA2561abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540
SHA512e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567
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memory/1440-130-0x0000000003700000-0x0000000003766000-memory.dmpFilesize
408KB
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memory/1440-137-0x0000000003620000-0x0000000003686000-memory.dmpFilesize
408KB
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memory/2744-131-0x0000000000000000-mapping.dmp
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memory/2744-132-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2744-138-0x0000000073EB0000-0x0000000074461000-memory.dmpFilesize
5.7MB
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memory/3660-139-0x0000000000000000-mapping.dmp